#include <iostream>

int main(){
    using namespace std;

    double * p3 = new double [3];
    p3[0] = 0.2;
    p3[1] = 0.5;
    p3[2] = 0.8;

    cout << "p3[1] is " << p3[1] << "." << endl;

    p3 = p3 + 1;
    cout << "Now p3[0] is" << p3[0] << " and p3[1] is" << p3[1]  << "." << endl;

    p3 = p3 - 1;
    delete [] p3;

    return 0;
}